Menu
Skip to main content
phone.svg 015395 66193email.svg sales@flowjet.co.uk
FacebookTwitterBlogYoutube
All Products
Brands
Machine Repair
Size Charts
Offers
Contact Us
Type to search
Type to search

Shop popular:

NEW Nilfisk Hot Pressure WashersPressure WashersMachine Parts by BrandPumps & SparesPopular High Pressure HosesHose ReelsNozzlesPressure Washer TriggersUnloader ValvesInterpump Service Kits

Free UK mainland delivery on orders over £200 excluding VAT

Speak to an Expert: 015395 66193

Finance Available

Rated 4.8 on Google

Interpump 44 Series Hollow Shaft Pressure Washer PumpsInterpump 44 Series Hollow Shaft Pressure Washer Pumps
Interpump Hollow Shaft Pump - 44 Series W154B
Interpump Hollow Shaft Pump - 44 Series W154B – image 1

Interpump Hollow Shaft Pump - 44 Series W154B

SKU: W154B
Save 19%
exc. vat
inc. vat
Was
£528.15
£633.78
Now
£427.80
£513.36
In Stock
Order by 2 PM for next day delivery
  • Get finance on orders over £1000 Learn More
  • Free UK mainland delivery on orders over £200 excluding VAT
  • Bulk discounts available
  • Stock moves quickly. For large or urgent orders, call 015395 66193 to confirm availability.
  • Need assistance? Call 015395 66193

Overview

Interpump W154B 44 series pump, rated to 150 bar and 14 litres per minute at 1450 RPM, with a 28mm hollow shaft and brass manifold. It needs 5.5hp (4kW) to drive it.

It has a B flange for IEC 100/112 B14 electric motors.

Specification

Part numberW154B
BrandInterpump
Series44
Maximum pressure150 bar
Maximum flow14 litres per minute
Speed1450 RPM
Power required5.5hp (4kW)
Shaft28mm hollow
ManifoldBrass
Inlet1/2" BSP female
Outlet3/8" BSP female
MountingB flange for IEC 100/112 B14 motors

Sizing help

To match a motor to your pump, see our electric motor sizing guide.

For technical advice or help choosing a part, call 015395 66193 or email sales@flowjet.co.uk.

    Related Products

    01 — 00
    Interpump Piston 44 series 18x37.5mm

    Interpump 44 & 63 Series Ceramic Piston 18x37.5mm

    SKU: 44.0401.09
    In Stock
    Was £31.72 ex vat£30.83 inc. vat£25.69 ex vat
    Interpump Kit 123 Pump Valves for TX12100, W112, W130, W140, W154 models. Includes 6 suction/delivery valves for maintaining pump performance.

    Interpump Kit 123

    SKU: KIT123
    In Stock
    Was £50.67 ex vat£49.25 inc. vat£41.04 ex vat
    Interpump service kit 127

    Interpump Kit 127

    SKU: KIT127
    In Stock
    £73.00 inc. vat£60.83 ex vat
    Interpump kit 131

    Interpump Complete Seal Assembly Kit 131

    SKU: KIT131
    In Stock
    £50.39 inc. vat£41.99 ex vat
    Interpump KIT 23 Pump Oil Seal Kit – Genuine replacement oil seals for Series 44, 49, and 50 pumps.

    Interpump Oil Seal Kit 23

    SKU: KIT23
    In Stock
    Was £16.37 ex vat£15.91 inc. vat£13.26 ex vat
    Interpump Genuine Pump Oil

    Interpump Pump Oil

    SKU: ZOIL
    In Stock
    Was £14.24 ex vat£13.84 inc. vat£11.53 ex vat

    Get 10% Off Your First Order

    Join our trade list for new-stock alerts, clearance deals and expert cleaning tips. View our Privacy Policy. Unsubscribe at any time.

    Flowjet Cleaning Equipment is a family-run

    business dealing in commercial and industrial

    Pressure Washers

    Customer Service
    Contact UsAbout UsOur BrochuresServicing & RepairMachine Collection & Repair ServiceFinance
    Charts and Drawings
    Pressure Washer Nozzle ChartFoam Nozzle Size ChartParts DrawingFAQsDrone Cleaning EquipmentElectric Motor Sizing Guide
    Information
    Delivery & ReturnsTerms & ConditionsPrivacy PolicyCookie Policy
    Address

    Flowjet Cleaning Equipment LTD

    Unit 4, Gatebeck Farm

    Gatebeck, Kendal

    LA8 0HW

    United Kingdom

    015395 66193sales@flowjet.co.uk
    © 2026. Flowjet Cleaning Equipment Ltd. All rights reserved. Company No. 07548943 / VAT No. 946227313Built by Vitara Commerce
    FacebookTwitterBlogYoutube

    PROMO: Get 10% OFF

    Would you like to save 10% on your order today? Enter your email address to receive a discount code!

    By signing up, you agree to receive marketing emails. View our privacy policy and terms of service for more info.